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<pre><span class="sourceLineNo">001</span>/* ===========================================================<a name="line.1"></a>
<span class="sourceLineNo">002</span> * JFreeChart : a free chart library for the Java(tm) platform<a name="line.2"></a>
<span class="sourceLineNo">003</span> * ===========================================================<a name="line.3"></a>
<span class="sourceLineNo">004</span> *<a name="line.4"></a>
<span class="sourceLineNo">005</span> * (C) Copyright 2000-2011, by Object Refinery Limited and Contributors.<a name="line.5"></a>
<span class="sourceLineNo">006</span> *<a name="line.6"></a>
<span class="sourceLineNo">007</span> * Project Info:  http://www.jfree.org/jfreechart/index.html<a name="line.7"></a>
<span class="sourceLineNo">008</span> *<a name="line.8"></a>
<span class="sourceLineNo">009</span> * This library is free software; you can redistribute it and/or modify it<a name="line.9"></a>
<span class="sourceLineNo">010</span> * under the terms of the GNU Lesser General Public License as published by<a name="line.10"></a>
<span class="sourceLineNo">011</span> * the Free Software Foundation; either version 2.1 of the License, or<a name="line.11"></a>
<span class="sourceLineNo">012</span> * (at your option) any later version.<a name="line.12"></a>
<span class="sourceLineNo">013</span> *<a name="line.13"></a>
<span class="sourceLineNo">014</span> * This library is distributed in the hope that it will be useful, but<a name="line.14"></a>
<span class="sourceLineNo">015</span> * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY<a name="line.15"></a>
<span class="sourceLineNo">016</span> * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public<a name="line.16"></a>
<span class="sourceLineNo">017</span> * License for more details.<a name="line.17"></a>
<span class="sourceLineNo">018</span> *<a name="line.18"></a>
<span class="sourceLineNo">019</span> * You should have received a copy of the GNU Lesser General Public<a name="line.19"></a>
<span class="sourceLineNo">020</span> * License along with this library; if not, write to the Free Software<a name="line.20"></a>
<span class="sourceLineNo">021</span> * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,<a name="line.21"></a>
<span class="sourceLineNo">022</span> * USA.<a name="line.22"></a>
<span class="sourceLineNo">023</span> *<a name="line.23"></a>
<span class="sourceLineNo">024</span> * [Oracle and Java are registered trademarks of Oracle and/or its affiliates. <a name="line.24"></a>
<span class="sourceLineNo">025</span> * Other names may be trademarks of their respective owners.]<a name="line.25"></a>
<span class="sourceLineNo">026</span> *<a name="line.26"></a>
<span class="sourceLineNo">027</span> * --------------------<a name="line.27"></a>
<span class="sourceLineNo">028</span> * MultiplePiePlot.java<a name="line.28"></a>
<span class="sourceLineNo">029</span> * --------------------<a name="line.29"></a>
<span class="sourceLineNo">030</span> * (C) Copyright 2004-2009, by Object Refinery Limited.<a name="line.30"></a>
<span class="sourceLineNo">031</span> *<a name="line.31"></a>
<span class="sourceLineNo">032</span> * Original Author:  David Gilbert (for Object Refinery Limited);<a name="line.32"></a>
<span class="sourceLineNo">033</span> * Contributor(s):   Brian Cabana (patch 1943021);<a name="line.33"></a>
<span class="sourceLineNo">034</span> *<a name="line.34"></a>
<span class="sourceLineNo">035</span> * Changes<a name="line.35"></a>
<span class="sourceLineNo">036</span> * -------<a name="line.36"></a>
<span class="sourceLineNo">037</span> * 29-Jan-2004 : Version 1 (DG);<a name="line.37"></a>
<span class="sourceLineNo">038</span> * 31-Mar-2004 : Added setPieIndex() call during drawing (DG);<a name="line.38"></a>
<span class="sourceLineNo">039</span> * 20-Apr-2005 : Small change for update to LegendItem constructors (DG);<a name="line.39"></a>
<span class="sourceLineNo">040</span> * 05-May-2005 : Updated draw() method parameters (DG);<a name="line.40"></a>
<span class="sourceLineNo">041</span> * 16-Jun-2005 : Added get/setDataset() and equals() methods (DG);<a name="line.41"></a>
<span class="sourceLineNo">042</span> * ------------- JFREECHART 1.0.x ---------------------------------------------<a name="line.42"></a>
<span class="sourceLineNo">043</span> * 06-Apr-2006 : Fixed bug 1190647 - legend and section colors not consistent<a name="line.43"></a>
<span class="sourceLineNo">044</span> *               when aggregation limit is specified (DG);<a name="line.44"></a>
<span class="sourceLineNo">045</span> * 27-Sep-2006 : Updated draw() method for deprecated code (DG);<a name="line.45"></a>
<span class="sourceLineNo">046</span> * 17-Jan-2007 : Updated prefetchSectionPaints() to check settings in<a name="line.46"></a>
<span class="sourceLineNo">047</span> *               underlying PiePlot (DG);<a name="line.47"></a>
<span class="sourceLineNo">048</span> * 17-May-2007 : Added argument check to setPieChart() (DG);<a name="line.48"></a>
<span class="sourceLineNo">049</span> * 18-May-2007 : Set dataset for LegendItem (DG);<a name="line.49"></a>
<span class="sourceLineNo">050</span> * 18-Apr-2008 : In the constructor, register the plot as a dataset listener -<a name="line.50"></a>
<span class="sourceLineNo">051</span> *               see patch 1943021 from Brian Cabana (DG);<a name="line.51"></a>
<span class="sourceLineNo">052</span> * 30-Dec-2008 : Added legendItemShape field, and fixed cloning bug (DG);<a name="line.52"></a>
<span class="sourceLineNo">053</span> * 09-Jan-2009 : See ignoreNullValues to true for sub-chart (DG);<a name="line.53"></a>
<span class="sourceLineNo">054</span> * 01-Jun-2009 : Set series key in getLegendItems() (DG);<a name="line.54"></a>
<span class="sourceLineNo">055</span> *<a name="line.55"></a>
<span class="sourceLineNo">056</span> */<a name="line.56"></a>
<span class="sourceLineNo">057</span><a name="line.57"></a>
<span class="sourceLineNo">058</span>package org.jfree.chart.plot;<a name="line.58"></a>
<span class="sourceLineNo">059</span><a name="line.59"></a>
<span class="sourceLineNo">060</span>import java.awt.Color;<a name="line.60"></a>
<span class="sourceLineNo">061</span>import java.awt.Font;<a name="line.61"></a>
<span class="sourceLineNo">062</span>import java.awt.Graphics2D;<a name="line.62"></a>
<span class="sourceLineNo">063</span>import java.awt.Paint;<a name="line.63"></a>
<span class="sourceLineNo">064</span>import java.awt.Rectangle;<a name="line.64"></a>
<span class="sourceLineNo">065</span>import java.awt.Shape;<a name="line.65"></a>
<span class="sourceLineNo">066</span>import java.awt.geom.Ellipse2D;<a name="line.66"></a>
<span class="sourceLineNo">067</span>import java.awt.geom.Point2D;<a name="line.67"></a>
<span class="sourceLineNo">068</span>import java.awt.geom.Rectangle2D;<a name="line.68"></a>
<span class="sourceLineNo">069</span>import java.io.IOException;<a name="line.69"></a>
<span class="sourceLineNo">070</span>import java.io.ObjectInputStream;<a name="line.70"></a>
<span class="sourceLineNo">071</span>import java.io.ObjectOutputStream;<a name="line.71"></a>
<span class="sourceLineNo">072</span>import java.io.Serializable;<a name="line.72"></a>
<span class="sourceLineNo">073</span>import java.util.HashMap;<a name="line.73"></a>
<span class="sourceLineNo">074</span>import java.util.Iterator;<a name="line.74"></a>
<span class="sourceLineNo">075</span>import java.util.List;<a name="line.75"></a>
<span class="sourceLineNo">076</span>import java.util.Map;<a name="line.76"></a>
<span class="sourceLineNo">077</span><a name="line.77"></a>
<span class="sourceLineNo">078</span>import org.jfree.chart.ChartRenderingInfo;<a name="line.78"></a>
<span class="sourceLineNo">079</span>import org.jfree.chart.JFreeChart;<a name="line.79"></a>
<span class="sourceLineNo">080</span>import org.jfree.chart.LegendItem;<a name="line.80"></a>
<span class="sourceLineNo">081</span>import org.jfree.chart.LegendItemCollection;<a name="line.81"></a>
<span class="sourceLineNo">082</span>import org.jfree.chart.event.PlotChangeEvent;<a name="line.82"></a>
<span class="sourceLineNo">083</span>import org.jfree.chart.title.TextTitle;<a name="line.83"></a>
<span class="sourceLineNo">084</span>import org.jfree.data.category.CategoryDataset;<a name="line.84"></a>
<span class="sourceLineNo">085</span>import org.jfree.data.category.CategoryToPieDataset;<a name="line.85"></a>
<span class="sourceLineNo">086</span>import org.jfree.data.general.DatasetChangeEvent;<a name="line.86"></a>
<span class="sourceLineNo">087</span>import org.jfree.data.general.DatasetUtilities;<a name="line.87"></a>
<span class="sourceLineNo">088</span>import org.jfree.data.general.PieDataset;<a name="line.88"></a>
<span class="sourceLineNo">089</span>import org.jfree.io.SerialUtilities;<a name="line.89"></a>
<span class="sourceLineNo">090</span>import org.jfree.ui.RectangleEdge;<a name="line.90"></a>
<span class="sourceLineNo">091</span>import org.jfree.ui.RectangleInsets;<a name="line.91"></a>
<span class="sourceLineNo">092</span>import org.jfree.util.ObjectUtilities;<a name="line.92"></a>
<span class="sourceLineNo">093</span>import org.jfree.util.PaintUtilities;<a name="line.93"></a>
<span class="sourceLineNo">094</span>import org.jfree.util.ShapeUtilities;<a name="line.94"></a>
<span class="sourceLineNo">095</span>import org.jfree.util.TableOrder;<a name="line.95"></a>
<span class="sourceLineNo">096</span><a name="line.96"></a>
<span class="sourceLineNo">097</span>/**<a name="line.97"></a>
<span class="sourceLineNo">098</span> * A plot that displays multiple pie plots using data from a<a name="line.98"></a>
<span class="sourceLineNo">099</span> * {@link CategoryDataset}.<a name="line.99"></a>
<span class="sourceLineNo">100</span> */<a name="line.100"></a>
<span class="sourceLineNo">101</span>public class MultiplePiePlot extends Plot implements Cloneable, Serializable {<a name="line.101"></a>
<span class="sourceLineNo">102</span><a name="line.102"></a>
<span class="sourceLineNo">103</span>    /** For serialization. */<a name="line.103"></a>
<span class="sourceLineNo">104</span>    private static final long serialVersionUID = -355377800470807389L;<a name="line.104"></a>
<span class="sourceLineNo">105</span><a name="line.105"></a>
<span class="sourceLineNo">106</span>    /** The chart object that draws the individual pie charts. */<a name="line.106"></a>
<span class="sourceLineNo">107</span>    private JFreeChart pieChart;<a name="line.107"></a>
<span class="sourceLineNo">108</span><a name="line.108"></a>
<span class="sourceLineNo">109</span>    /** The dataset. */<a name="line.109"></a>
<span class="sourceLineNo">110</span>    private CategoryDataset dataset;<a name="line.110"></a>
<span class="sourceLineNo">111</span><a name="line.111"></a>
<span class="sourceLineNo">112</span>    /** The data extract order (by row or by column). */<a name="line.112"></a>
<span class="sourceLineNo">113</span>    private TableOrder dataExtractOrder;<a name="line.113"></a>
<span class="sourceLineNo">114</span><a name="line.114"></a>
<span class="sourceLineNo">115</span>    /** The pie section limit percentage. */<a name="line.115"></a>
<span class="sourceLineNo">116</span>    private double limit = 0.0;<a name="line.116"></a>
<span class="sourceLineNo">117</span><a name="line.117"></a>
<span class="sourceLineNo">118</span>    /**<a name="line.118"></a>
<span class="sourceLineNo">119</span>     * The key for the aggregated items.<a name="line.119"></a>
<span class="sourceLineNo">120</span>     *<a name="line.120"></a>
<span class="sourceLineNo">121</span>     * @since 1.0.2<a name="line.121"></a>
<span class="sourceLineNo">122</span>     */<a name="line.122"></a>
<span class="sourceLineNo">123</span>    private Comparable aggregatedItemsKey;<a name="line.123"></a>
<span class="sourceLineNo">124</span><a name="line.124"></a>
<span class="sourceLineNo">125</span>    /**<a name="line.125"></a>
<span class="sourceLineNo">126</span>     * The paint for the aggregated items.<a name="line.126"></a>
<span class="sourceLineNo">127</span>     *<a name="line.127"></a>
<span class="sourceLineNo">128</span>     * @since 1.0.2<a name="line.128"></a>
<span class="sourceLineNo">129</span>     */<a name="line.129"></a>
<span class="sourceLineNo">130</span>    private transient Paint aggregatedItemsPaint;<a name="line.130"></a>
<span class="sourceLineNo">131</span><a name="line.131"></a>
<span class="sourceLineNo">132</span>    /**<a name="line.132"></a>
<span class="sourceLineNo">133</span>     * The colors to use for each section.<a name="line.133"></a>
<span class="sourceLineNo">134</span>     *<a name="line.134"></a>
<span class="sourceLineNo">135</span>     * @since 1.0.2<a name="line.135"></a>
<span class="sourceLineNo">136</span>     */<a name="line.136"></a>
<span class="sourceLineNo">137</span>    private transient Map sectionPaints;<a name="line.137"></a>
<span class="sourceLineNo">138</span><a name="line.138"></a>
<span class="sourceLineNo">139</span>    /**<a name="line.139"></a>
<span class="sourceLineNo">140</span>     * The legend item shape (never null).<a name="line.140"></a>
<span class="sourceLineNo">141</span>     *<a name="line.141"></a>
<span class="sourceLineNo">142</span>     * @since 1.0.12<a name="line.142"></a>
<span class="sourceLineNo">143</span>     */<a name="line.143"></a>
<span class="sourceLineNo">144</span>    private transient Shape legendItemShape;<a name="line.144"></a>
<span class="sourceLineNo">145</span><a name="line.145"></a>
<span class="sourceLineNo">146</span>    /**<a name="line.146"></a>
<span class="sourceLineNo">147</span>     * Creates a new plot with no data.<a name="line.147"></a>
<span class="sourceLineNo">148</span>     */<a name="line.148"></a>
<span class="sourceLineNo">149</span>    public MultiplePiePlot() {<a name="line.149"></a>
<span class="sourceLineNo">150</span>        this(null);<a name="line.150"></a>
<span class="sourceLineNo">151</span>    }<a name="line.151"></a>
<span class="sourceLineNo">152</span><a name="line.152"></a>
<span class="sourceLineNo">153</span>    /**<a name="line.153"></a>
<span class="sourceLineNo">154</span>     * Creates a new plot.<a name="line.154"></a>
<span class="sourceLineNo">155</span>     *<a name="line.155"></a>
<span class="sourceLineNo">156</span>     * @param dataset  the dataset (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.156"></a>
<span class="sourceLineNo">157</span>     */<a name="line.157"></a>
<span class="sourceLineNo">158</span>    public MultiplePiePlot(CategoryDataset dataset) {<a name="line.158"></a>
<span class="sourceLineNo">159</span>        super();<a name="line.159"></a>
<span class="sourceLineNo">160</span>        setDataset(dataset);<a name="line.160"></a>
<span class="sourceLineNo">161</span>        PiePlot piePlot = new PiePlot(null);<a name="line.161"></a>
<span class="sourceLineNo">162</span>        piePlot.setIgnoreNullValues(true);<a name="line.162"></a>
<span class="sourceLineNo">163</span>        this.pieChart = new JFreeChart(piePlot);<a name="line.163"></a>
<span class="sourceLineNo">164</span>        this.pieChart.removeLegend();<a name="line.164"></a>
<span class="sourceLineNo">165</span>        this.dataExtractOrder = TableOrder.BY_COLUMN;<a name="line.165"></a>
<span class="sourceLineNo">166</span>        this.pieChart.setBackgroundPaint(null);<a name="line.166"></a>
<span class="sourceLineNo">167</span>        TextTitle seriesTitle = new TextTitle("Series Title",<a name="line.167"></a>
<span class="sourceLineNo">168</span>                new Font("SansSerif", Font.BOLD, 12));<a name="line.168"></a>
<span class="sourceLineNo">169</span>        seriesTitle.setPosition(RectangleEdge.BOTTOM);<a name="line.169"></a>
<span class="sourceLineNo">170</span>        this.pieChart.setTitle(seriesTitle);<a name="line.170"></a>
<span class="sourceLineNo">171</span>        this.aggregatedItemsKey = "Other";<a name="line.171"></a>
<span class="sourceLineNo">172</span>        this.aggregatedItemsPaint = Color.lightGray;<a name="line.172"></a>
<span class="sourceLineNo">173</span>        this.sectionPaints = new HashMap();<a name="line.173"></a>
<span class="sourceLineNo">174</span>        this.legendItemShape = new Ellipse2D.Double(-4.0, -4.0, 8.0, 8.0);<a name="line.174"></a>
<span class="sourceLineNo">175</span>    }<a name="line.175"></a>
<span class="sourceLineNo">176</span><a name="line.176"></a>
<span class="sourceLineNo">177</span>    /**<a name="line.177"></a>
<span class="sourceLineNo">178</span>     * Returns the dataset used by the plot.<a name="line.178"></a>
<span class="sourceLineNo">179</span>     *<a name="line.179"></a>
<span class="sourceLineNo">180</span>     * @return The dataset (possibly &lt;code&gt;null&lt;/code&gt;).<a name="line.180"></a>
<span class="sourceLineNo">181</span>     */<a name="line.181"></a>
<span class="sourceLineNo">182</span>    public CategoryDataset getDataset() {<a name="line.182"></a>
<span class="sourceLineNo">183</span>        return this.dataset;<a name="line.183"></a>
<span class="sourceLineNo">184</span>    }<a name="line.184"></a>
<span class="sourceLineNo">185</span><a name="line.185"></a>
<span class="sourceLineNo">186</span>    /**<a name="line.186"></a>
<span class="sourceLineNo">187</span>     * Sets the dataset used by the plot and sends a {@link PlotChangeEvent}<a name="line.187"></a>
<span class="sourceLineNo">188</span>     * to all registered listeners.<a name="line.188"></a>
<span class="sourceLineNo">189</span>     *<a name="line.189"></a>
<span class="sourceLineNo">190</span>     * @param dataset  the dataset (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.190"></a>
<span class="sourceLineNo">191</span>     */<a name="line.191"></a>
<span class="sourceLineNo">192</span>    public void setDataset(CategoryDataset dataset) {<a name="line.192"></a>
<span class="sourceLineNo">193</span>        // if there is an existing dataset, remove the plot from the list of<a name="line.193"></a>
<span class="sourceLineNo">194</span>        // change listeners...<a name="line.194"></a>
<span class="sourceLineNo">195</span>        if (this.dataset != null) {<a name="line.195"></a>
<span class="sourceLineNo">196</span>            this.dataset.removeChangeListener(this);<a name="line.196"></a>
<span class="sourceLineNo">197</span>        }<a name="line.197"></a>
<span class="sourceLineNo">198</span><a name="line.198"></a>
<span class="sourceLineNo">199</span>        // set the new dataset, and register the chart as a change listener...<a name="line.199"></a>
<span class="sourceLineNo">200</span>        this.dataset = dataset;<a name="line.200"></a>
<span class="sourceLineNo">201</span>        if (dataset != null) {<a name="line.201"></a>
<span class="sourceLineNo">202</span>            setDatasetGroup(dataset.getGroup());<a name="line.202"></a>
<span class="sourceLineNo">203</span>            dataset.addChangeListener(this);<a name="line.203"></a>
<span class="sourceLineNo">204</span>        }<a name="line.204"></a>
<span class="sourceLineNo">205</span><a name="line.205"></a>
<span class="sourceLineNo">206</span>        // send a dataset change event to self to trigger plot change event<a name="line.206"></a>
<span class="sourceLineNo">207</span>        datasetChanged(new DatasetChangeEvent(this, dataset));<a name="line.207"></a>
<span class="sourceLineNo">208</span>    }<a name="line.208"></a>
<span class="sourceLineNo">209</span><a name="line.209"></a>
<span class="sourceLineNo">210</span>    /**<a name="line.210"></a>
<span class="sourceLineNo">211</span>     * Returns the pie chart that is used to draw the individual pie plots.<a name="line.211"></a>
<span class="sourceLineNo">212</span>     * Note that there are some attributes on this chart instance that will<a name="line.212"></a>
<span class="sourceLineNo">213</span>     * be ignored at rendering time (for example, legend item settings).<a name="line.213"></a>
<span class="sourceLineNo">214</span>     *<a name="line.214"></a>
<span class="sourceLineNo">215</span>     * @return The pie chart (never &lt;code&gt;null&lt;/code&gt;).<a name="line.215"></a>
<span class="sourceLineNo">216</span>     *<a name="line.216"></a>
<span class="sourceLineNo">217</span>     * @see #setPieChart(JFreeChart)<a name="line.217"></a>
<span class="sourceLineNo">218</span>     */<a name="line.218"></a>
<span class="sourceLineNo">219</span>    public JFreeChart getPieChart() {<a name="line.219"></a>
<span class="sourceLineNo">220</span>        return this.pieChart;<a name="line.220"></a>
<span class="sourceLineNo">221</span>    }<a name="line.221"></a>
<span class="sourceLineNo">222</span><a name="line.222"></a>
<span class="sourceLineNo">223</span>    /**<a name="line.223"></a>
<span class="sourceLineNo">224</span>     * Sets the chart that is used to draw the individual pie plots.  The<a name="line.224"></a>
<span class="sourceLineNo">225</span>     * chart's plot must be an instance of {@link PiePlot}.<a name="line.225"></a>
<span class="sourceLineNo">226</span>     *<a name="line.226"></a>
<span class="sourceLineNo">227</span>     * @param pieChart  the pie chart (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.227"></a>
<span class="sourceLineNo">228</span>     *<a name="line.228"></a>
<span class="sourceLineNo">229</span>     * @see #getPieChart()<a name="line.229"></a>
<span class="sourceLineNo">230</span>     */<a name="line.230"></a>
<span class="sourceLineNo">231</span>    public void setPieChart(JFreeChart pieChart) {<a name="line.231"></a>
<span class="sourceLineNo">232</span>        if (pieChart == null) {<a name="line.232"></a>
<span class="sourceLineNo">233</span>            throw new IllegalArgumentException("Null 'pieChart' argument.");<a name="line.233"></a>
<span class="sourceLineNo">234</span>        }<a name="line.234"></a>
<span class="sourceLineNo">235</span>        if (!(pieChart.getPlot() instanceof PiePlot)) {<a name="line.235"></a>
<span class="sourceLineNo">236</span>            throw new IllegalArgumentException("The 'pieChart' argument must "<a name="line.236"></a>
<span class="sourceLineNo">237</span>                    + "be a chart based on a PiePlot.");<a name="line.237"></a>
<span class="sourceLineNo">238</span>        }<a name="line.238"></a>
<span class="sourceLineNo">239</span>        this.pieChart = pieChart;<a name="line.239"></a>
<span class="sourceLineNo">240</span>        fireChangeEvent();<a name="line.240"></a>
<span class="sourceLineNo">241</span>    }<a name="line.241"></a>
<span class="sourceLineNo">242</span><a name="line.242"></a>
<span class="sourceLineNo">243</span>    /**<a name="line.243"></a>
<span class="sourceLineNo">244</span>     * Returns the data extract order (by row or by column).<a name="line.244"></a>
<span class="sourceLineNo">245</span>     *<a name="line.245"></a>
<span class="sourceLineNo">246</span>     * @return The data extract order (never &lt;code&gt;null&lt;/code&gt;).<a name="line.246"></a>
<span class="sourceLineNo">247</span>     */<a name="line.247"></a>
<span class="sourceLineNo">248</span>    public TableOrder getDataExtractOrder() {<a name="line.248"></a>
<span class="sourceLineNo">249</span>        return this.dataExtractOrder;<a name="line.249"></a>
<span class="sourceLineNo">250</span>    }<a name="line.250"></a>
<span class="sourceLineNo">251</span><a name="line.251"></a>
<span class="sourceLineNo">252</span>    /**<a name="line.252"></a>
<span class="sourceLineNo">253</span>     * Sets the data extract order (by row or by column) and sends a<a name="line.253"></a>
<span class="sourceLineNo">254</span>     * {@link PlotChangeEvent} to all registered listeners.<a name="line.254"></a>
<span class="sourceLineNo">255</span>     *<a name="line.255"></a>
<span class="sourceLineNo">256</span>     * @param order  the order (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.256"></a>
<span class="sourceLineNo">257</span>     */<a name="line.257"></a>
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<span class="sourceLineNo">259</span>        if (order == null) {<a name="line.259"></a>
<span class="sourceLineNo">260</span>            throw new IllegalArgumentException("Null 'order' argument");<a name="line.260"></a>
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<span class="sourceLineNo">262</span>        this.dataExtractOrder = order;<a name="line.262"></a>
<span class="sourceLineNo">263</span>        fireChangeEvent();<a name="line.263"></a>
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<span class="sourceLineNo">265</span><a name="line.265"></a>
<span class="sourceLineNo">266</span>    /**<a name="line.266"></a>
<span class="sourceLineNo">267</span>     * Returns the limit (as a percentage) below which small pie sections are<a name="line.267"></a>
<span class="sourceLineNo">268</span>     * aggregated.<a name="line.268"></a>
<span class="sourceLineNo">269</span>     *<a name="line.269"></a>
<span class="sourceLineNo">270</span>     * @return The limit percentage.<a name="line.270"></a>
<span class="sourceLineNo">271</span>     */<a name="line.271"></a>
<span class="sourceLineNo">272</span>    public double getLimit() {<a name="line.272"></a>
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<span class="sourceLineNo">274</span>    }<a name="line.274"></a>
<span class="sourceLineNo">275</span><a name="line.275"></a>
<span class="sourceLineNo">276</span>    /**<a name="line.276"></a>
<span class="sourceLineNo">277</span>     * Sets the limit below which pie sections are aggregated.<a name="line.277"></a>
<span class="sourceLineNo">278</span>     * Set this to 0.0 if you don't want any aggregation to occur.<a name="line.278"></a>
<span class="sourceLineNo">279</span>     *<a name="line.279"></a>
<span class="sourceLineNo">280</span>     * @param limit  the limit percent.<a name="line.280"></a>
<span class="sourceLineNo">281</span>     */<a name="line.281"></a>
<span class="sourceLineNo">282</span>    public void setLimit(double limit) {<a name="line.282"></a>
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<span class="sourceLineNo">284</span>        fireChangeEvent();<a name="line.284"></a>
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<span class="sourceLineNo">286</span><a name="line.286"></a>
<span class="sourceLineNo">287</span>    /**<a name="line.287"></a>
<span class="sourceLineNo">288</span>     * Returns the key for aggregated items in the pie plots, if there are any.<a name="line.288"></a>
<span class="sourceLineNo">289</span>     * The default value is "Other".<a name="line.289"></a>
<span class="sourceLineNo">290</span>     *<a name="line.290"></a>
<span class="sourceLineNo">291</span>     * @return The aggregated items key.<a name="line.291"></a>
<span class="sourceLineNo">292</span>     *<a name="line.292"></a>
<span class="sourceLineNo">293</span>     * @since 1.0.2<a name="line.293"></a>
<span class="sourceLineNo">294</span>     */<a name="line.294"></a>
<span class="sourceLineNo">295</span>    public Comparable getAggregatedItemsKey() {<a name="line.295"></a>
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<span class="sourceLineNo">298</span><a name="line.298"></a>
<span class="sourceLineNo">299</span>    /**<a name="line.299"></a>
<span class="sourceLineNo">300</span>     * Sets the key for aggregated items in the pie plots.  You must ensure<a name="line.300"></a>
<span class="sourceLineNo">301</span>     * that this doesn't clash with any keys in the dataset.<a name="line.301"></a>
<span class="sourceLineNo">302</span>     *<a name="line.302"></a>
<span class="sourceLineNo">303</span>     * @param key  the key (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.303"></a>
<span class="sourceLineNo">304</span>     *<a name="line.304"></a>
<span class="sourceLineNo">305</span>     * @since 1.0.2<a name="line.305"></a>
<span class="sourceLineNo">306</span>     */<a name="line.306"></a>
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<span class="sourceLineNo">309</span>            throw new IllegalArgumentException("Null 'key' argument.");<a name="line.309"></a>
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<span class="sourceLineNo">312</span>        fireChangeEvent();<a name="line.312"></a>
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<span class="sourceLineNo">314</span><a name="line.314"></a>
<span class="sourceLineNo">315</span>    /**<a name="line.315"></a>
<span class="sourceLineNo">316</span>     * Returns the paint used to draw the pie section representing the<a name="line.316"></a>
<span class="sourceLineNo">317</span>     * aggregated items.  The default value is &lt;code&gt;Color.lightGray&lt;/code&gt;.<a name="line.317"></a>
<span class="sourceLineNo">318</span>     *<a name="line.318"></a>
<span class="sourceLineNo">319</span>     * @return The paint.<a name="line.319"></a>
<span class="sourceLineNo">320</span>     *<a name="line.320"></a>
<span class="sourceLineNo">321</span>     * @since 1.0.2<a name="line.321"></a>
<span class="sourceLineNo">322</span>     */<a name="line.322"></a>
<span class="sourceLineNo">323</span>    public Paint getAggregatedItemsPaint() {<a name="line.323"></a>
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<span class="sourceLineNo">326</span><a name="line.326"></a>
<span class="sourceLineNo">327</span>    /**<a name="line.327"></a>
<span class="sourceLineNo">328</span>     * Sets the paint used to draw the pie section representing the aggregated<a name="line.328"></a>
<span class="sourceLineNo">329</span>     * items and sends a {@link PlotChangeEvent} to all registered listeners.<a name="line.329"></a>
<span class="sourceLineNo">330</span>     *<a name="line.330"></a>
<span class="sourceLineNo">331</span>     * @param paint  the paint (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.331"></a>
<span class="sourceLineNo">332</span>     *<a name="line.332"></a>
<span class="sourceLineNo">333</span>     * @since 1.0.2<a name="line.333"></a>
<span class="sourceLineNo">334</span>     */<a name="line.334"></a>
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<span class="sourceLineNo">336</span>        if (paint == null) {<a name="line.336"></a>
<span class="sourceLineNo">337</span>            throw new IllegalArgumentException("Null 'paint' argument.");<a name="line.337"></a>
<span class="sourceLineNo">338</span>        }<a name="line.338"></a>
<span class="sourceLineNo">339</span>        this.aggregatedItemsPaint = paint;<a name="line.339"></a>
<span class="sourceLineNo">340</span>        fireChangeEvent();<a name="line.340"></a>
<span class="sourceLineNo">341</span>    }<a name="line.341"></a>
<span class="sourceLineNo">342</span><a name="line.342"></a>
<span class="sourceLineNo">343</span>    /**<a name="line.343"></a>
<span class="sourceLineNo">344</span>     * Returns a short string describing the type of plot.<a name="line.344"></a>
<span class="sourceLineNo">345</span>     *<a name="line.345"></a>
<span class="sourceLineNo">346</span>     * @return The plot type.<a name="line.346"></a>
<span class="sourceLineNo">347</span>     */<a name="line.347"></a>
<span class="sourceLineNo">348</span>    public String getPlotType() {<a name="line.348"></a>
<span class="sourceLineNo">349</span>        return "Multiple Pie Plot";<a name="line.349"></a>
<span class="sourceLineNo">350</span>         // TODO: need to fetch this from localised resources<a name="line.350"></a>
<span class="sourceLineNo">351</span>    }<a name="line.351"></a>
<span class="sourceLineNo">352</span><a name="line.352"></a>
<span class="sourceLineNo">353</span>    /**<a name="line.353"></a>
<span class="sourceLineNo">354</span>     * Returns the shape used for legend items.<a name="line.354"></a>
<span class="sourceLineNo">355</span>     *<a name="line.355"></a>
<span class="sourceLineNo">356</span>     * @return The shape (never &lt;code&gt;null&lt;/code&gt;).<a name="line.356"></a>
<span class="sourceLineNo">357</span>     *<a name="line.357"></a>
<span class="sourceLineNo">358</span>     * @see #setLegendItemShape(Shape)<a name="line.358"></a>
<span class="sourceLineNo">359</span>     *<a name="line.359"></a>
<span class="sourceLineNo">360</span>     * @since 1.0.12<a name="line.360"></a>
<span class="sourceLineNo">361</span>     */<a name="line.361"></a>
<span class="sourceLineNo">362</span>    public Shape getLegendItemShape() {<a name="line.362"></a>
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<span class="sourceLineNo">364</span>    }<a name="line.364"></a>
<span class="sourceLineNo">365</span><a name="line.365"></a>
<span class="sourceLineNo">366</span>    /**<a name="line.366"></a>
<span class="sourceLineNo">367</span>     * Sets the shape used for legend items and sends a {@link PlotChangeEvent}<a name="line.367"></a>
<span class="sourceLineNo">368</span>     * to all registered listeners.<a name="line.368"></a>
<span class="sourceLineNo">369</span>     *<a name="line.369"></a>
<span class="sourceLineNo">370</span>     * @param shape  the shape (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.370"></a>
<span class="sourceLineNo">371</span>     *<a name="line.371"></a>
<span class="sourceLineNo">372</span>     * @see #getLegendItemShape()<a name="line.372"></a>
<span class="sourceLineNo">373</span>     *<a name="line.373"></a>
<span class="sourceLineNo">374</span>     * @since 1.0.12<a name="line.374"></a>
<span class="sourceLineNo">375</span>     */<a name="line.375"></a>
<span class="sourceLineNo">376</span>    public void setLegendItemShape(Shape shape) {<a name="line.376"></a>
<span class="sourceLineNo">377</span>        if (shape == null) {<a name="line.377"></a>
<span class="sourceLineNo">378</span>            throw new IllegalArgumentException("Null 'shape' argument.");<a name="line.378"></a>
<span class="sourceLineNo">379</span>        }<a name="line.379"></a>
<span class="sourceLineNo">380</span>        this.legendItemShape = shape;<a name="line.380"></a>
<span class="sourceLineNo">381</span>        fireChangeEvent();<a name="line.381"></a>
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<span class="sourceLineNo">383</span><a name="line.383"></a>
<span class="sourceLineNo">384</span>    /**<a name="line.384"></a>
<span class="sourceLineNo">385</span>     * Draws the plot on a Java 2D graphics device (such as the screen or a<a name="line.385"></a>
<span class="sourceLineNo">386</span>     * printer).<a name="line.386"></a>
<span class="sourceLineNo">387</span>     *<a name="line.387"></a>
<span class="sourceLineNo">388</span>     * @param g2  the graphics device.<a name="line.388"></a>
<span class="sourceLineNo">389</span>     * @param area  the area within which the plot should be drawn.<a name="line.389"></a>
<span class="sourceLineNo">390</span>     * @param anchor  the anchor point (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.390"></a>
<span class="sourceLineNo">391</span>     * @param parentState  the state from the parent plot, if there is one.<a name="line.391"></a>
<span class="sourceLineNo">392</span>     * @param info  collects info about the drawing.<a name="line.392"></a>
<span class="sourceLineNo">393</span>     */<a name="line.393"></a>
<span class="sourceLineNo">394</span>    public void draw(Graphics2D g2,<a name="line.394"></a>
<span class="sourceLineNo">395</span>                     Rectangle2D area,<a name="line.395"></a>
<span class="sourceLineNo">396</span>                     Point2D anchor,<a name="line.396"></a>
<span class="sourceLineNo">397</span>                     PlotState parentState,<a name="line.397"></a>
<span class="sourceLineNo">398</span>                     PlotRenderingInfo info) {<a name="line.398"></a>
<span class="sourceLineNo">399</span><a name="line.399"></a>
<span class="sourceLineNo">400</span><a name="line.400"></a>
<span class="sourceLineNo">401</span>        // adjust the drawing area for the plot insets (if any)...<a name="line.401"></a>
<span class="sourceLineNo">402</span>        RectangleInsets insets = getInsets();<a name="line.402"></a>
<span class="sourceLineNo">403</span>        insets.trim(area);<a name="line.403"></a>
<span class="sourceLineNo">404</span>        drawBackground(g2, area);<a name="line.404"></a>
<span class="sourceLineNo">405</span>        drawOutline(g2, area);<a name="line.405"></a>
<span class="sourceLineNo">406</span><a name="line.406"></a>
<span class="sourceLineNo">407</span>        // check that there is some data to display...<a name="line.407"></a>
<span class="sourceLineNo">408</span>        if (DatasetUtilities.isEmptyOrNull(this.dataset)) {<a name="line.408"></a>
<span class="sourceLineNo">409</span>            drawNoDataMessage(g2, area);<a name="line.409"></a>
<span class="sourceLineNo">410</span>            return;<a name="line.410"></a>
<span class="sourceLineNo">411</span>        }<a name="line.411"></a>
<span class="sourceLineNo">412</span><a name="line.412"></a>
<span class="sourceLineNo">413</span>        int pieCount = 0;<a name="line.413"></a>
<span class="sourceLineNo">414</span>        if (this.dataExtractOrder == TableOrder.BY_ROW) {<a name="line.414"></a>
<span class="sourceLineNo">415</span>            pieCount = this.dataset.getRowCount();<a name="line.415"></a>
<span class="sourceLineNo">416</span>        }<a name="line.416"></a>
<span class="sourceLineNo">417</span>        else {<a name="line.417"></a>
<span class="sourceLineNo">418</span>            pieCount = this.dataset.getColumnCount();<a name="line.418"></a>
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<span class="sourceLineNo">420</span><a name="line.420"></a>
<span class="sourceLineNo">421</span>        // the columns variable is always &gt;= rows<a name="line.421"></a>
<span class="sourceLineNo">422</span>        int displayCols = (int) Math.ceil(Math.sqrt(pieCount));<a name="line.422"></a>
<span class="sourceLineNo">423</span>        int displayRows<a name="line.423"></a>
<span class="sourceLineNo">424</span>            = (int) Math.ceil((double) pieCount / (double) displayCols);<a name="line.424"></a>
<span class="sourceLineNo">425</span><a name="line.425"></a>
<span class="sourceLineNo">426</span>        // swap rows and columns to match plotArea shape<a name="line.426"></a>
<span class="sourceLineNo">427</span>        if (displayCols &gt; displayRows &amp;&amp; area.getWidth() &lt; area.getHeight()) {<a name="line.427"></a>
<span class="sourceLineNo">428</span>            int temp = displayCols;<a name="line.428"></a>
<span class="sourceLineNo">429</span>            displayCols = displayRows;<a name="line.429"></a>
<span class="sourceLineNo">430</span>            displayRows = temp;<a name="line.430"></a>
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<span class="sourceLineNo">432</span><a name="line.432"></a>
<span class="sourceLineNo">433</span>        prefetchSectionPaints();<a name="line.433"></a>
<span class="sourceLineNo">434</span><a name="line.434"></a>
<span class="sourceLineNo">435</span>        int x = (int) area.getX();<a name="line.435"></a>
<span class="sourceLineNo">436</span>        int y = (int) area.getY();<a name="line.436"></a>
<span class="sourceLineNo">437</span>        int width = ((int) area.getWidth()) / displayCols;<a name="line.437"></a>
<span class="sourceLineNo">438</span>        int height = ((int) area.getHeight()) / displayRows;<a name="line.438"></a>
<span class="sourceLineNo">439</span>        int row = 0;<a name="line.439"></a>
<span class="sourceLineNo">440</span>        int column = 0;<a name="line.440"></a>
<span class="sourceLineNo">441</span>        int diff = (displayRows * displayCols) - pieCount;<a name="line.441"></a>
<span class="sourceLineNo">442</span>        int xoffset = 0;<a name="line.442"></a>
<span class="sourceLineNo">443</span>        Rectangle rect = new Rectangle();<a name="line.443"></a>
<span class="sourceLineNo">444</span><a name="line.444"></a>
<span class="sourceLineNo">445</span>        for (int pieIndex = 0; pieIndex &lt; pieCount; pieIndex++) {<a name="line.445"></a>
<span class="sourceLineNo">446</span>            rect.setBounds(x + xoffset + (width * column), y + (height * row),<a name="line.446"></a>
<span class="sourceLineNo">447</span>                    width, height);<a name="line.447"></a>
<span class="sourceLineNo">448</span><a name="line.448"></a>
<span class="sourceLineNo">449</span>            String title = null;<a name="line.449"></a>
<span class="sourceLineNo">450</span>            if (this.dataExtractOrder == TableOrder.BY_ROW) {<a name="line.450"></a>
<span class="sourceLineNo">451</span>                title = this.dataset.getRowKey(pieIndex).toString();<a name="line.451"></a>
<span class="sourceLineNo">452</span>            }<a name="line.452"></a>
<span class="sourceLineNo">453</span>            else {<a name="line.453"></a>
<span class="sourceLineNo">454</span>                title = this.dataset.getColumnKey(pieIndex).toString();<a name="line.454"></a>
<span class="sourceLineNo">455</span>            }<a name="line.455"></a>
<span class="sourceLineNo">456</span>            this.pieChart.setTitle(title);<a name="line.456"></a>
<span class="sourceLineNo">457</span><a name="line.457"></a>
<span class="sourceLineNo">458</span>            PieDataset piedataset = null;<a name="line.458"></a>
<span class="sourceLineNo">459</span>            PieDataset dd = new CategoryToPieDataset(this.dataset,<a name="line.459"></a>
<span class="sourceLineNo">460</span>                    this.dataExtractOrder, pieIndex);<a name="line.460"></a>
<span class="sourceLineNo">461</span>            if (this.limit &gt; 0.0) {<a name="line.461"></a>
<span class="sourceLineNo">462</span>                piedataset = DatasetUtilities.createConsolidatedPieDataset(<a name="line.462"></a>
<span class="sourceLineNo">463</span>                        dd, this.aggregatedItemsKey, this.limit);<a name="line.463"></a>
<span class="sourceLineNo">464</span>            }<a name="line.464"></a>
<span class="sourceLineNo">465</span>            else {<a name="line.465"></a>
<span class="sourceLineNo">466</span>                piedataset = dd;<a name="line.466"></a>
<span class="sourceLineNo">467</span>            }<a name="line.467"></a>
<span class="sourceLineNo">468</span>            PiePlot piePlot = (PiePlot) this.pieChart.getPlot();<a name="line.468"></a>
<span class="sourceLineNo">469</span>            piePlot.setDataset(piedataset);<a name="line.469"></a>
<span class="sourceLineNo">470</span>            piePlot.setPieIndex(pieIndex);<a name="line.470"></a>
<span class="sourceLineNo">471</span><a name="line.471"></a>
<span class="sourceLineNo">472</span>            // update the section colors to match the global colors...<a name="line.472"></a>
<span class="sourceLineNo">473</span>            for (int i = 0; i &lt; piedataset.getItemCount(); i++) {<a name="line.473"></a>
<span class="sourceLineNo">474</span>                Comparable key = piedataset.getKey(i);<a name="line.474"></a>
<span class="sourceLineNo">475</span>                Paint p;<a name="line.475"></a>
<span class="sourceLineNo">476</span>                if (key.equals(this.aggregatedItemsKey)) {<a name="line.476"></a>
<span class="sourceLineNo">477</span>                    p = this.aggregatedItemsPaint;<a name="line.477"></a>
<span class="sourceLineNo">478</span>                }<a name="line.478"></a>
<span class="sourceLineNo">479</span>                else {<a name="line.479"></a>
<span class="sourceLineNo">480</span>                    p = (Paint) this.sectionPaints.get(key);<a name="line.480"></a>
<span class="sourceLineNo">481</span>                }<a name="line.481"></a>
<span class="sourceLineNo">482</span>                piePlot.setSectionPaint(key, p);<a name="line.482"></a>
<span class="sourceLineNo">483</span>            }<a name="line.483"></a>
<span class="sourceLineNo">484</span><a name="line.484"></a>
<span class="sourceLineNo">485</span>            ChartRenderingInfo subinfo = null;<a name="line.485"></a>
<span class="sourceLineNo">486</span>            if (info != null) {<a name="line.486"></a>
<span class="sourceLineNo">487</span>                subinfo = new ChartRenderingInfo();<a name="line.487"></a>
<span class="sourceLineNo">488</span>            }<a name="line.488"></a>
<span class="sourceLineNo">489</span>            this.pieChart.draw(g2, rect, subinfo);<a name="line.489"></a>
<span class="sourceLineNo">490</span>            if (info != null) {<a name="line.490"></a>
<span class="sourceLineNo">491</span>                info.getOwner().getEntityCollection().addAll(<a name="line.491"></a>
<span class="sourceLineNo">492</span>                        subinfo.getEntityCollection());<a name="line.492"></a>
<span class="sourceLineNo">493</span>                info.addSubplotInfo(subinfo.getPlotInfo());<a name="line.493"></a>
<span class="sourceLineNo">494</span>            }<a name="line.494"></a>
<span class="sourceLineNo">495</span><a name="line.495"></a>
<span class="sourceLineNo">496</span>            ++column;<a name="line.496"></a>
<span class="sourceLineNo">497</span>            if (column == displayCols) {<a name="line.497"></a>
<span class="sourceLineNo">498</span>                column = 0;<a name="line.498"></a>
<span class="sourceLineNo">499</span>                ++row;<a name="line.499"></a>
<span class="sourceLineNo">500</span><a name="line.500"></a>
<span class="sourceLineNo">501</span>                if (row == displayRows - 1 &amp;&amp; diff != 0) {<a name="line.501"></a>
<span class="sourceLineNo">502</span>                    xoffset = (diff * width) / 2;<a name="line.502"></a>
<span class="sourceLineNo">503</span>                }<a name="line.503"></a>
<span class="sourceLineNo">504</span>            }<a name="line.504"></a>
<span class="sourceLineNo">505</span>        }<a name="line.505"></a>
<span class="sourceLineNo">506</span><a name="line.506"></a>
<span class="sourceLineNo">507</span>    }<a name="line.507"></a>
<span class="sourceLineNo">508</span><a name="line.508"></a>
<span class="sourceLineNo">509</span>    /**<a name="line.509"></a>
<span class="sourceLineNo">510</span>     * For each key in the dataset, check the &lt;code&gt;sectionPaints&lt;/code&gt;<a name="line.510"></a>
<span class="sourceLineNo">511</span>     * cache to see if a paint is associated with that key and, if not,<a name="line.511"></a>
<span class="sourceLineNo">512</span>     * fetch one from the drawing supplier.  These colors are cached so that<a name="line.512"></a>
<span class="sourceLineNo">513</span>     * the legend and all the subplots use consistent colors.<a name="line.513"></a>
<span class="sourceLineNo">514</span>     */<a name="line.514"></a>
<span class="sourceLineNo">515</span>    private void prefetchSectionPaints() {<a name="line.515"></a>
<span class="sourceLineNo">516</span><a name="line.516"></a>
<span class="sourceLineNo">517</span>        // pre-fetch the colors for each key...this is because the subplots<a name="line.517"></a>
<span class="sourceLineNo">518</span>        // may not display every key, but we need the coloring to be<a name="line.518"></a>
<span class="sourceLineNo">519</span>        // consistent...<a name="line.519"></a>
<span class="sourceLineNo">520</span><a name="line.520"></a>
<span class="sourceLineNo">521</span>        PiePlot piePlot = (PiePlot) getPieChart().getPlot();<a name="line.521"></a>
<span class="sourceLineNo">522</span><a name="line.522"></a>
<span class="sourceLineNo">523</span>        if (this.dataExtractOrder == TableOrder.BY_ROW) {<a name="line.523"></a>
<span class="sourceLineNo">524</span>            // column keys provide potential keys for individual pies<a name="line.524"></a>
<span class="sourceLineNo">525</span>            for (int c = 0; c &lt; this.dataset.getColumnCount(); c++) {<a name="line.525"></a>
<span class="sourceLineNo">526</span>                Comparable key = this.dataset.getColumnKey(c);<a name="line.526"></a>
<span class="sourceLineNo">527</span>                Paint p = piePlot.getSectionPaint(key);<a name="line.527"></a>
<span class="sourceLineNo">528</span>                if (p == null) {<a name="line.528"></a>
<span class="sourceLineNo">529</span>                    p = (Paint) this.sectionPaints.get(key);<a name="line.529"></a>
<span class="sourceLineNo">530</span>                    if (p == null) {<a name="line.530"></a>
<span class="sourceLineNo">531</span>                        p = getDrawingSupplier().getNextPaint();<a name="line.531"></a>
<span class="sourceLineNo">532</span>                    }<a name="line.532"></a>
<span class="sourceLineNo">533</span>                }<a name="line.533"></a>
<span class="sourceLineNo">534</span>                this.sectionPaints.put(key, p);<a name="line.534"></a>
<span class="sourceLineNo">535</span>            }<a name="line.535"></a>
<span class="sourceLineNo">536</span>        }<a name="line.536"></a>
<span class="sourceLineNo">537</span>        else {<a name="line.537"></a>
<span class="sourceLineNo">538</span>            // row keys provide potential keys for individual pies<a name="line.538"></a>
<span class="sourceLineNo">539</span>            for (int r = 0; r &lt; this.dataset.getRowCount(); r++) {<a name="line.539"></a>
<span class="sourceLineNo">540</span>                Comparable key = this.dataset.getRowKey(r);<a name="line.540"></a>
<span class="sourceLineNo">541</span>                Paint p = piePlot.getSectionPaint(key);<a name="line.541"></a>
<span class="sourceLineNo">542</span>                if (p == null) {<a name="line.542"></a>
<span class="sourceLineNo">543</span>                    p = (Paint) this.sectionPaints.get(key);<a name="line.543"></a>
<span class="sourceLineNo">544</span>                    if (p == null) {<a name="line.544"></a>
<span class="sourceLineNo">545</span>                        p = getDrawingSupplier().getNextPaint();<a name="line.545"></a>
<span class="sourceLineNo">546</span>                    }<a name="line.546"></a>
<span class="sourceLineNo">547</span>                }<a name="line.547"></a>
<span class="sourceLineNo">548</span>                this.sectionPaints.put(key, p);<a name="line.548"></a>
<span class="sourceLineNo">549</span>            }<a name="line.549"></a>
<span class="sourceLineNo">550</span>        }<a name="line.550"></a>
<span class="sourceLineNo">551</span><a name="line.551"></a>
<span class="sourceLineNo">552</span>    }<a name="line.552"></a>
<span class="sourceLineNo">553</span><a name="line.553"></a>
<span class="sourceLineNo">554</span>    /**<a name="line.554"></a>
<span class="sourceLineNo">555</span>     * Returns a collection of legend items for the pie chart.<a name="line.555"></a>
<span class="sourceLineNo">556</span>     *<a name="line.556"></a>
<span class="sourceLineNo">557</span>     * @return The legend items.<a name="line.557"></a>
<span class="sourceLineNo">558</span>     */<a name="line.558"></a>
<span class="sourceLineNo">559</span>    public LegendItemCollection getLegendItems() {<a name="line.559"></a>
<span class="sourceLineNo">560</span><a name="line.560"></a>
<span class="sourceLineNo">561</span>        LegendItemCollection result = new LegendItemCollection();<a name="line.561"></a>
<span class="sourceLineNo">562</span>        if (this.dataset == null) {<a name="line.562"></a>
<span class="sourceLineNo">563</span>            return result;<a name="line.563"></a>
<span class="sourceLineNo">564</span>        }<a name="line.564"></a>
<span class="sourceLineNo">565</span><a name="line.565"></a>
<span class="sourceLineNo">566</span>        List keys = null;<a name="line.566"></a>
<span class="sourceLineNo">567</span>        prefetchSectionPaints();<a name="line.567"></a>
<span class="sourceLineNo">568</span>        if (this.dataExtractOrder == TableOrder.BY_ROW) {<a name="line.568"></a>
<span class="sourceLineNo">569</span>            keys = this.dataset.getColumnKeys();<a name="line.569"></a>
<span class="sourceLineNo">570</span>        }<a name="line.570"></a>
<span class="sourceLineNo">571</span>        else if (this.dataExtractOrder == TableOrder.BY_COLUMN) {<a name="line.571"></a>
<span class="sourceLineNo">572</span>            keys = this.dataset.getRowKeys();<a name="line.572"></a>
<span class="sourceLineNo">573</span>        }<a name="line.573"></a>
<span class="sourceLineNo">574</span>        if (keys == null) {<a name="line.574"></a>
<span class="sourceLineNo">575</span>            return result;<a name="line.575"></a>
<span class="sourceLineNo">576</span>        }<a name="line.576"></a>
<span class="sourceLineNo">577</span>        int section = 0;<a name="line.577"></a>
<span class="sourceLineNo">578</span>        Iterator iterator = keys.iterator();<a name="line.578"></a>
<span class="sourceLineNo">579</span>        while (iterator.hasNext()) {<a name="line.579"></a>
<span class="sourceLineNo">580</span>            Comparable key = (Comparable) iterator.next();<a name="line.580"></a>
<span class="sourceLineNo">581</span>            String label = key.toString();  // TODO: use a generator here<a name="line.581"></a>
<span class="sourceLineNo">582</span>            String description = label;<a name="line.582"></a>
<span class="sourceLineNo">583</span>            Paint paint = (Paint) this.sectionPaints.get(key);<a name="line.583"></a>
<span class="sourceLineNo">584</span>            LegendItem item = new LegendItem(label, description, null,<a name="line.584"></a>
<span class="sourceLineNo">585</span>                    null, getLegendItemShape(), paint,<a name="line.585"></a>
<span class="sourceLineNo">586</span>                    Plot.DEFAULT_OUTLINE_STROKE, paint);<a name="line.586"></a>
<span class="sourceLineNo">587</span>            item.setSeriesKey(key);<a name="line.587"></a>
<span class="sourceLineNo">588</span>            item.setSeriesIndex(section);<a name="line.588"></a>
<span class="sourceLineNo">589</span>            item.setDataset(getDataset());<a name="line.589"></a>
<span class="sourceLineNo">590</span>            result.add(item);<a name="line.590"></a>
<span class="sourceLineNo">591</span>            section++;<a name="line.591"></a>
<span class="sourceLineNo">592</span>        }<a name="line.592"></a>
<span class="sourceLineNo">593</span>        if (this.limit &gt; 0.0) {<a name="line.593"></a>
<span class="sourceLineNo">594</span>            LegendItem a = new LegendItem(this.aggregatedItemsKey.toString(),<a name="line.594"></a>
<span class="sourceLineNo">595</span>                    this.aggregatedItemsKey.toString(), null, null,<a name="line.595"></a>
<span class="sourceLineNo">596</span>                    getLegendItemShape(), this.aggregatedItemsPaint,<a name="line.596"></a>
<span class="sourceLineNo">597</span>                    Plot.DEFAULT_OUTLINE_STROKE, this.aggregatedItemsPaint);<a name="line.597"></a>
<span class="sourceLineNo">598</span>            result.add(a);<a name="line.598"></a>
<span class="sourceLineNo">599</span>        }<a name="line.599"></a>
<span class="sourceLineNo">600</span>        return result;<a name="line.600"></a>
<span class="sourceLineNo">601</span>    }<a name="line.601"></a>
<span class="sourceLineNo">602</span><a name="line.602"></a>
<span class="sourceLineNo">603</span>    /**<a name="line.603"></a>
<span class="sourceLineNo">604</span>     * Tests this plot for equality with an arbitrary object.  Note that the<a name="line.604"></a>
<span class="sourceLineNo">605</span>     * plot's dataset is not considered in the equality test.<a name="line.605"></a>
<span class="sourceLineNo">606</span>     *<a name="line.606"></a>
<span class="sourceLineNo">607</span>     * @param obj  the object (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.607"></a>
<span class="sourceLineNo">608</span>     *<a name="line.608"></a>
<span class="sourceLineNo">609</span>     * @return &lt;code&gt;true&lt;/code&gt; if this plot is equal to &lt;code&gt;obj&lt;/code&gt;, and<a name="line.609"></a>
<span class="sourceLineNo">610</span>     *     &lt;code&gt;false&lt;/code&gt; otherwise.<a name="line.610"></a>
<span class="sourceLineNo">611</span>     */<a name="line.611"></a>
<span class="sourceLineNo">612</span>    public boolean equals(Object obj) {<a name="line.612"></a>
<span class="sourceLineNo">613</span>        if (obj == this) {<a name="line.613"></a>
<span class="sourceLineNo">614</span>            return true;<a name="line.614"></a>
<span class="sourceLineNo">615</span>        }<a name="line.615"></a>
<span class="sourceLineNo">616</span>        if (!(obj instanceof MultiplePiePlot)) {<a name="line.616"></a>
<span class="sourceLineNo">617</span>            return false;<a name="line.617"></a>
<span class="sourceLineNo">618</span>        }<a name="line.618"></a>
<span class="sourceLineNo">619</span>        MultiplePiePlot that = (MultiplePiePlot) obj;<a name="line.619"></a>
<span class="sourceLineNo">620</span>        if (this.dataExtractOrder != that.dataExtractOrder) {<a name="line.620"></a>
<span class="sourceLineNo">621</span>            return false;<a name="line.621"></a>
<span class="sourceLineNo">622</span>        }<a name="line.622"></a>
<span class="sourceLineNo">623</span>        if (this.limit != that.limit) {<a name="line.623"></a>
<span class="sourceLineNo">624</span>            return false;<a name="line.624"></a>
<span class="sourceLineNo">625</span>        }<a name="line.625"></a>
<span class="sourceLineNo">626</span>        if (!this.aggregatedItemsKey.equals(that.aggregatedItemsKey)) {<a name="line.626"></a>
<span class="sourceLineNo">627</span>            return false;<a name="line.627"></a>
<span class="sourceLineNo">628</span>        }<a name="line.628"></a>
<span class="sourceLineNo">629</span>        if (!PaintUtilities.equal(this.aggregatedItemsPaint,<a name="line.629"></a>
<span class="sourceLineNo">630</span>                that.aggregatedItemsPaint)) {<a name="line.630"></a>
<span class="sourceLineNo">631</span>            return false;<a name="line.631"></a>
<span class="sourceLineNo">632</span>        }<a name="line.632"></a>
<span class="sourceLineNo">633</span>        if (!ObjectUtilities.equal(this.pieChart, that.pieChart)) {<a name="line.633"></a>
<span class="sourceLineNo">634</span>            return false;<a name="line.634"></a>
<span class="sourceLineNo">635</span>        }<a name="line.635"></a>
<span class="sourceLineNo">636</span>        if (!ShapeUtilities.equal(this.legendItemShape, that.legendItemShape)) {<a name="line.636"></a>
<span class="sourceLineNo">637</span>            return false;<a name="line.637"></a>
<span class="sourceLineNo">638</span>        }<a name="line.638"></a>
<span class="sourceLineNo">639</span>        if (!super.equals(obj)) {<a name="line.639"></a>
<span class="sourceLineNo">640</span>            return false;<a name="line.640"></a>
<span class="sourceLineNo">641</span>        }<a name="line.641"></a>
<span class="sourceLineNo">642</span>        return true;<a name="line.642"></a>
<span class="sourceLineNo">643</span>    }<a name="line.643"></a>
<span class="sourceLineNo">644</span><a name="line.644"></a>
<span class="sourceLineNo">645</span>    /**<a name="line.645"></a>
<span class="sourceLineNo">646</span>     * Returns a clone of the plot.<a name="line.646"></a>
<span class="sourceLineNo">647</span>     *<a name="line.647"></a>
<span class="sourceLineNo">648</span>     * @return A clone.<a name="line.648"></a>
<span class="sourceLineNo">649</span>     *<a name="line.649"></a>
<span class="sourceLineNo">650</span>     * @throws CloneNotSupportedException if some component of the plot does<a name="line.650"></a>
<span class="sourceLineNo">651</span>     *         not support cloning.<a name="line.651"></a>
<span class="sourceLineNo">652</span>     */<a name="line.652"></a>
<span class="sourceLineNo">653</span>    public Object clone() throws CloneNotSupportedException {<a name="line.653"></a>
<span class="sourceLineNo">654</span>        MultiplePiePlot clone = (MultiplePiePlot) super.clone();<a name="line.654"></a>
<span class="sourceLineNo">655</span>        clone.pieChart = (JFreeChart) this.pieChart.clone();<a name="line.655"></a>
<span class="sourceLineNo">656</span>        clone.sectionPaints = new HashMap(this.sectionPaints);<a name="line.656"></a>
<span class="sourceLineNo">657</span>        clone.legendItemShape = ShapeUtilities.clone(this.legendItemShape);<a name="line.657"></a>
<span class="sourceLineNo">658</span>        return clone;<a name="line.658"></a>
<span class="sourceLineNo">659</span>    }<a name="line.659"></a>
<span class="sourceLineNo">660</span><a name="line.660"></a>
<span class="sourceLineNo">661</span>    /**<a name="line.661"></a>
<span class="sourceLineNo">662</span>     * Provides serialization support.<a name="line.662"></a>
<span class="sourceLineNo">663</span>     *<a name="line.663"></a>
<span class="sourceLineNo">664</span>     * @param stream  the output stream.<a name="line.664"></a>
<span class="sourceLineNo">665</span>     *<a name="line.665"></a>
<span class="sourceLineNo">666</span>     * @throws IOException  if there is an I/O error.<a name="line.666"></a>
<span class="sourceLineNo">667</span>     */<a name="line.667"></a>
<span class="sourceLineNo">668</span>    private void writeObject(ObjectOutputStream stream) throws IOException {<a name="line.668"></a>
<span class="sourceLineNo">669</span>        stream.defaultWriteObject();<a name="line.669"></a>
<span class="sourceLineNo">670</span>        SerialUtilities.writePaint(this.aggregatedItemsPaint, stream);<a name="line.670"></a>
<span class="sourceLineNo">671</span>        SerialUtilities.writeShape(this.legendItemShape, stream);<a name="line.671"></a>
<span class="sourceLineNo">672</span>    }<a name="line.672"></a>
<span class="sourceLineNo">673</span><a name="line.673"></a>
<span class="sourceLineNo">674</span>    /**<a name="line.674"></a>
<span class="sourceLineNo">675</span>     * Provides serialization support.<a name="line.675"></a>
<span class="sourceLineNo">676</span>     *<a name="line.676"></a>
<span class="sourceLineNo">677</span>     * @param stream  the input stream.<a name="line.677"></a>
<span class="sourceLineNo">678</span>     *<a name="line.678"></a>
<span class="sourceLineNo">679</span>     * @throws IOException  if there is an I/O error.<a name="line.679"></a>
<span class="sourceLineNo">680</span>     * @throws ClassNotFoundException  if there is a classpath problem.<a name="line.680"></a>
<span class="sourceLineNo">681</span>     */<a name="line.681"></a>
<span class="sourceLineNo">682</span>    private void readObject(ObjectInputStream stream)<a name="line.682"></a>
<span class="sourceLineNo">683</span>        throws IOException, ClassNotFoundException {<a name="line.683"></a>
<span class="sourceLineNo">684</span>        stream.defaultReadObject();<a name="line.684"></a>
<span class="sourceLineNo">685</span>        this.aggregatedItemsPaint = SerialUtilities.readPaint(stream);<a name="line.685"></a>
<span class="sourceLineNo">686</span>        this.legendItemShape = SerialUtilities.readShape(stream);<a name="line.686"></a>
<span class="sourceLineNo">687</span>        this.sectionPaints = new HashMap();<a name="line.687"></a>
<span class="sourceLineNo">688</span>    }<a name="line.688"></a>
<span class="sourceLineNo">689</span><a name="line.689"></a>
<span class="sourceLineNo">690</span>}<a name="line.690"></a>




























































</pre>
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